GM Service Manual Online
For 1990-2009 cars only

The exterior lamp control is located on the turn signal/multifunction lever.

(Exterior Lamp Control): Turn the control with this symbol on it to operate the exterior lamps.

The exterior lamp control has the following three positions:

AUTO (Automatic): Turn the control to this position to put the headlamps in automatic mode. AUTO mode will turn the exterior lamps on and off depending upon how much light is available outside of the vehicle.

(Parking Lamps): Turn the control to this position to turn on the parking lamps together with the following:

    • Sidemarker Lamps
    • Taillamps
    • License Plate Lamps
    • Instrument Panel Lights
(Headlamps): Turning the control to this position turns on the headlamps, together with the previously listed lamps and lights.

Lamps On Reminder

If you open the driver's door with the ignition off and the lamps on, you will hear a warning chime.